package woshiheima12;

public class MystackTest {
    public static void main(String[] args) {
        Mystack mystack = new Mystack();
        mystack.push(2);
        mystack.push(3);
        mystack.push(4);
        mystack.show();
        mystack.pop();
        mystack.show();
        System.out.println(mystack.select());

    }
}
